Anders, This seems a good start, and I will try it get it to work, on of the issues is that the results output is more complex than simply split by comma eg a typical Summary output of my current data set (below)
However, I am a lot further forward than I was a few hours ago. Thanks Section Cave Season Year BatUse Black :225 ELE : 48 Autumn:101 1995 :217 0:233 Central:276 BRO : 47 Spring:169 1996 :149 1:450 Iron : 49 OCA : 46 Summer:101 1998 : 61 West :133 OGE : 46 Winter:312 1999 : 56 WAT : 46 1997 : 50 OCF1 : 45 1994 : 49 (Other):405 (Other):101 Number L.H. Min. : 0.0000 Min. : 0.0000 1st Qu.: 0.0000 1st Qu.: 0.0000 Median : 0.0000 Median : 0.0000 Mean : 0.9634 Mean : 0.9239 3rd Qu.: 1.0000 3rd Qu.: 1.0000 Max. :23.0000 Max. :23.0000 ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html